Demeton-S-methyl, 100 µg/ml, Ethyl acetate, 5ml

WS (drinking water) Quantitative E.Coli - QC

2,2',3,3',4',5,5',6-Octachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 52663-73-7

Bronopol, 250mg